# Grote Guardian

> Real-time trailer light monitoring system for your smartphone. (iPhone/iPad app by GROTE INDUSTRIES, INC..)

- Source: https://appshunter.io/ios/app/grote-guardian/id1596485738 (this page in markdown: same URL + `.md`)
- Developer: [GROTE INDUSTRIES, INC.](https://appshunter.io/developer/1199733567)
- Category: Utilities, Travel
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 8.0 · 40 MB
- Released: 2021-12-06
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/grote-guardian/id1596485738/reviews.md

## What is Grote Guardian?

With the Grote Guardian you’ll never be caught off guard by a short or burned-out light again.

Our state-of-the-art monitoring system attaches to any type of trailer light - LED or incandescent - and communicates with your smartphone to give you real-time status updates.

## Key features

- Real-time status updates
- Trailer light monitoring
- Supports LED and incandescent lights
- Smartphone communication


## Frequently asked questions about Grote Guardian

### What types of trailer lights does Grote Guardian support?

Grote Guardian supports both LED and incandescent trailer lights. This ensures broad compatibility with various trailer setups.

### How does Grote Guardian provide real-time updates?

The app communicates with a monitoring system attached to your trailer lights, sending status updates directly to your smartphone.

### Is Grote Guardian free to use?

Yes, Grote Guardian is available for free. There are no in-app purchases or subscriptions required to use its core monitoring features.

### What devices is Grote Guardian compatible with?

Grote Guardian is compatible with iPhone and iPod devices. It is designed for mobile use to provide convenient monitoring.

### How often is Grote Guardian updated?

The latest version of Grote Guardian is 2.2.1, last updated on April 1, 2022. Updates typically address bug fixes and performance improvements.

### What is the age rating for Grote Guardian?

Grote Guardian has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals.

### What is the user sentiment for Grote Guardian?

Grote Guardian has received excellent user feedback, with an average rating of 5.0 stars from 2 ratings. This suggests high user satisfaction.

### Does Grote Guardian have ads?

No, Grote Guardian does not contain advertisements. Users can enjoy an ad-free experience while monitoring their trailer lights.

## Version history (last 5 releases)

### 2.2.1 — 2022-04-01

We have improved the version update procedures.
Minor Bug Fixes.

### 2.1.9 — 2022-03-24

We have added a version check to make sure you are up to date and your data never gets lost.

### 2.1.8 — 2022-03-23

Background uploading of trailer status data has been made more robust.
Your data is more secure with a new upload security.

### 2.1.7 — 2022-03-04

Devices will now show readable UnitID if it has been assigned.
Data will be queued until an internet connection is found and then uploaded so there is no cloud data loss on the road.

### 2.1.6 — 2022-02-20

We've added the End User License Agreement.
The App will now prompt you for the trailer UnitID (if it isn't already known) for easier identification of the trailers you wish to connect to,

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## More apps by GROTE INDUSTRIES, INC.

- [Star Tri-Color Programmer](https://appshunter.io/ios/app/star-tri-color-programmer/id1453220424)
- [Star Pricing](https://appshunter.io/ios/app/star-pricing/id1460179668)
- [Grote Tri-Color Programmer](https://appshunter.io/ios/app/grote-tri-color-programmer/id1500808293)
- [Star Signal SB44 Controller](https://appshunter.io/ios/app/star-signal-sb44-controller/id1560388685)
- [4SEE by Grote](https://appshunter.io/ios/app/4see-by-grote/id1571307924)

All apps by GROTE INDUSTRIES, INC.: https://appshunter.io/developer/1199733567

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*